Debt - Summary of Components of Interest Expense Related to Borrowings (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Non-cash interest expense:        
Amortization of deferred financing costs $ 2,451 $ 2,303 $ 7,274 $ 6,706
Amortization of net losses related to interest rate swaps 0 28 0 85
Amortization of debt discount, net 3,359 1,847 9,663 3,354
Total interest expense 48,680 47,653 142,129 149,842
Revolving Credit Facility        
Schedule Of Interest Expenses [Line Items]        
Interest expense 3,075 1,155 5,632 2,507
Non-cash interest expense:        
Facility fees 500 500 1,600 1,500
Term Loan        
Schedule Of Interest Expenses [Line Items]        
Interest expense 2,768 1,307 7,525 3,376
Senior Unsecured Notes        
Schedule Of Interest Expenses [Line Items]        
Interest expense 3,337 1,595 10,013 1,595
Mortgages and Notes Payable        
Schedule Of Interest Expenses [Line Items]        
Interest expense 27,563 33,291 83,640 113,837
Convertible Notes        
Schedule Of Interest Expenses [Line Items]        
Interest expense $ 6,127 $ 6,127 $ 18,382 $ 18,382